System Tests: Notes
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2002 GMC Savana, 2002 Chevrolet Chevy Express, 2001 GMC Savana Special, 2001 GMC Savana Camper Special, and 2001 GMC Savana. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
Use appropriate adapter from Connector Test Adapter Kit (J-35616-A) to probe or check terminals. This will ensure that terminal is not damaged, and that contact tension is adequate.
NOTE:
Vehicle Theft Deterrent (VTD) module may also be referred to as Passlock(tm) module.
SYMPTOM INDEX
| Symptom | Perform Test |
|---|---|
| Scan Tool Does Not Power Up | A |
| Scan Tool Does Not Communicate With Class 2 Device | B |
| Scan Tool Does Not Communicate with EBCM | C |